CN109469691A - A kind of electromagnetic type brake-by-wire device with heat sinking function - Google Patents
A kind of electromagnetic type brake-by-wire device with heat sinking function Download PDFInfo
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- CN109469691A CN109469691A CN201910026191.1A CN201910026191A CN109469691A CN 109469691 A CN109469691 A CN 109469691A CN 201910026191 A CN201910026191 A CN 201910026191A CN 109469691 A CN109469691 A CN 109469691A
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- electromagnetic disc
- friction plate
- brake
- toggle link
- support
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 44
- 238000005452 bending Methods 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims abstract description 12
- 238000011217 control strategy Methods 0.000 claims description 7
- 238000009423 ventilation Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 230000002787 reinforcement Effects 0.000 abstract description 5
- 230000004044 response Effects 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 6
- 239000012530 fluid Substances 0.000 description 4
- 206010039203 Road traffic accident Diseases 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D51/00—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like
- F16D51/16—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis
- F16D51/18—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes
- F16D51/20—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes extending in opposite directions from their pivots
- F16D51/22—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes extending in opposite directions from their pivots mechanically actuated
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/78—Features relating to cooling
- F16D65/82—Features relating to cooling for internally-engaging brakes
- F16D65/833—Features relating to cooling for internally-engaging brakes with closed cooling system
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2121/00—Type of actuator operation force
- F16D2121/18—Electric or magnetic
- F16D2121/20—Electric or magnetic using electromagnets
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
A kind of electromagnetic type brake-by-wire device with heat sinking function mainly includes bending support base, brake drum, left friction plate assembly, right friction plate assembly, nut assembly, driven electromagnetic disc, return spring group, active electromagnetic disc, retaining ring, upper elbow lever support, lower elbow lever support, toggle link, water inlet pipe, outlet pipe, upper left water service pipe, lower-left water service pipe, upper right water service pipe, bottom right water service pipe, connection water pipe, temperature sensor, brake pedal sensor, wheel speed sensors, controller, solenoid valve；The present invention can make full use of vehicle energy, it drives friction plate to compress brake drum by way of electromagnetic disc power taking to be braked, cost can be effectively saved, installation space, quick response braking instruction is reduced, shorten braking distance and improves braking safety, bigger brake force is generated using toggle link reinforcement simultaneously, the heat generated in braking process quickly is passed by cooling segment, substantially increases the brake efficiency and thermal stability of brake.
Description
Technical field
The present invention relates to automotive brake more particularly to a kind of electromagnetic type brake-by-wire devices with heat sinking function.
Background technique
Motor vehicle braking system mainly uses the mode of hydraulic braking at present.There are certain disadvantages for brake fluid system itself
End, such as: 1. brake pipings are long, lead to braking retardation；2. brake fluid needs replacing, increase pollution etc..Simultaneously with speed
It greatly improves and the enlargement of commercial vehicle, causes to obviously increase using the braking distance of conventional friction braking system vehicle；It is high
Speed, overload, long-time lower long slope and frequent braking easily lead to brake overheating, and braking effect sharply declines, and seriously threatens
Vehicle driving safety.
All think that conventional hydraulic braking system is replaced to be inexorable trend, line traffic control using line control brake system in car industry
Dynamic system has the advantages that more compared with conventional hydraulic braking system: 1. fast response times, effectively shortens braking distance, raising vehicle system
Dynamic safety；2. reducing the dependence to vehicle installation space using control route.
Existing line control brake system mainly uses motor as brake power source, carries out reduction of speed torque increase by deceleration mechanism
With power transmit, but braking motor in automobile brake often in locked rotor condition, this is high to the performance requirement of motor, hold
It is high to easily lead to cost of manufacture；It is also difficult to solve the contradiction between Motor torque and structure size simultaneously, constrains marketing
Using.And in terms of brake heat dissipation, using at present at most is the cool-down method that drips, and stores water by a water tank, is then led to
It crosses pipeline and flows on brake and cool down, although this method can play preferable cooling effect, since water can flow
To road surface, when temperature is lower, the water for flowing to road surface can freeze, and easily initiation traffic accident, institute is in this way much
Qu Burang is used.
In conclusion how to solve technological deficiency existing for braking motor used in line control brake system, braking is effectively improved
The heat dissipation performance of device is current critical issue urgently to be solved.Therefore, look for another way, study a kind of electricity with heat sinking function
Magnetic-type brake-by-wire device necessitates.
Summary of the invention
The present invention is directed to deficiency existing for current existing braking system, provides a kind of electromagnetic type line traffic control with heat sinking function
Brake can make full use of vehicle energy, and friction plate is driven to compress brake drum system by way of electromagnetic disc power taking
It is dynamic, cost can be effectively saved, installation space, quick response braking instruction is reduced, shorten braking distance and improves brake safe
Property, while toggle link reinforcement is used, by generating frictional force on the inside of friction plate and braking counter hoop dome, cooling segment will be braked
The heat generated in journey quickly passes, and substantially increases the braking effect of brake；
The present invention is realized by following technical measures:
A kind of electromagnetic type brake-by-wire device with heat sinking function, including bending support base, brake drum, left friction plate assembly, the right side
Friction plate assembly, nut assembly, driven electromagnetic disc, return spring group, active electromagnetic disc, retaining ring, upper elbow lever support, lower elbow lever branch
Seat, the first toggle link, the second toggle link, third toggle link, the 4th toggle link, water inlet pipe, outlet pipe, connection water pipe, temperature sensor, braking
Pedal sensor, wheel speed sensors, controller, solenoid valve；It is characterized by: the bending support base is mounted on vehicle frame,
Its lower end is provided with guide groove, for limiting the rotational freedom of upper elbow lever support, make upper elbow lever support in guide groove can before
After move；It is provided with spline notch and retaining ring notch in end cap on the brake drum, ventilation is provided in the support webs of brake drum
Mouthful；The driven electromagnetic disc is mounted in end cap by bearing, and driven electromagnetic disc is threadedly coupled with nut assembly；Driven electromagnetism
Return spring group is installed, for resetting when driven electromagnetic disc end of braking, and then driven electromagnetic disc drives between disk and end cap
Nut assembly resets；
There is directive slide track in upper elbow lever support upper end, is installed in the guide groove of bending support base, allows to leading
It is moved forward and backward into slot；Upper elbow lever support left and right sides are provided with respective slot, are respectively used to the first toggle link of installation and the second elbow
Bar；Upper elbow lever support lower end is provided with card slot mouth, for installing the upper push plate of nut assembly to be limited；
The lower elbow lever support left and right sides are provided with respective slot, are respectively used to installation third toggle link and the 4th toggle link；Lower elbow
Rod bearing upper end is provided with card slot mouth, for installing the lower push plate of nut assembly to be limited；
The nut assembly is made of upper push plate, lower push plate, nut, and upper push plate, lower push plate are fixedly connected with nut respectively, is above pushed away
Plate is mounted in the card slot mouth of upper elbow lever support, and lower push plate is mounted in the card slot mouth of lower elbow lever support；Driven electromagnetic disc rotation
When, drive upper push plate, lower push plate to move back by screw-driven, and then push upper elbow lever support, lower elbow lever support to move back, and then band
Dynamic first toggle link, the second toggle link, third toggle link, the 4th toggle link stretch outward, to push left friction plate assembly and right friction
Component, which compresses, generates frictional force on the inside of braking counter hoop dome, and then generates braking；
The active electromagnetic disc is connect with end cap spline, and retaining ring is mounted in the retaining ring notch of end cap, and retaining ring is for limiting master
Dynamic electromagnetic disc axial movement；Installation gap between the driven electromagnetic disc, active electromagnetic disc is 0.5mm~2mm；
The friction plate assembly includes heat sink assembly, floor, support plate, support plate lid, strip friction plate, friction plate；It dissipates
Backing component is fixed on the medial surface of support plate, and floor is fixed on the medial surface of support plate, and support plate lateral surface is provided with logical
Sink and limbers, support plate lid are sealingly mounted at the lateral surface of support plate, and friction plate is fixed on the lateral surface of support plate lid,
Strip friction plate is mounted on the rear end face of support plate；
The water inlet pipe, outlet pipe are connect with interface on the pipeline on left friction plate assembly, right friction plate assembly respectively, and a left side is rubbed
Pad component, right friction plate assembly lower channel interface by connection water pipe connection；The water inlet pipe and water tank connecting pipe
Solenoid valve is in series in road；
The temperature sensor, brake pedal sensor, wheel speed sensors, driven electromagnetic disc, active electromagnetic disc, solenoid valve are equal
It is electrically connected with controller, the signal of acquisition is passed to controller by brake pedal sensor, wheel speed sensors, and controller is according to control
The driven electromagnetic disc of policy control processed, active electromagnetic disc are attracted to transmit torque, and torque is by control current control；
The temperature sensor is mounted on the inside of left friction plate assembly, right friction plate assembly, and temperature sensor is by acquisition
Signal real-time delivery controls electromagnetic valve work according to control strategy to controller, controller, to cool down for flowing water.
Friction plate is mounted in the driven electromagnetic disc, active electromagnetic disc.
It is machined with spline tooth in the active electromagnetic disc, for mutually fitting with the spline processed in the end cap on brake drum
Match.
Electromagnetic coil is installed in the driven electromagnetic disc.
Electromagnetic coil is installed in the active electromagnetic disc.
The water inlet pipe, outlet pipe, connection water pipe are rubber hose.
The beneficial effects of the present invention are:
A kind of electromagnetic type brake-by-wire device with heat sinking function, can make full use of vehicle energy, passes through electromagnetic disc power taking
Mode is braked to drive friction plate to compress brake drum, can effectively be saved cost, be reduced installation space, quick response braking
Instruction shortens braking distance and improves braking safety, while using toggle link reinforcement, passes through friction plate and braking counter hoop dome
Inside generates frictional force, and the heat generated in braking process quickly is passed by cooling segment, substantially increases the braking of brake
Effect；
The present invention compared with the existing technology, has the advantages that
1. making full use of vehicle energy, pushes friction plate to compress brake drum by way of electromagnetic disc power taking and braked, had
Effect solves existing brake fluid system and relies on the technical issues of vacuum carrys out auxiliary braking reinforcement；Existing line traffic control is also solved simultaneously
Dependence Problem of the braking system to high performance motor；
2. eliminating hydraulic brake line, reduce the response time, solving existing brake fluid system brake piping length causes
Braking retardation problem；
3. efficiently solving new energy vehicle associate member to work long hours caused energy consumption problem, continual mileage is improved；
4. using toggle link boosting-type structure, by generating frictional force on the inside of friction plate and braking counter hoop dome, substantially increase
The braking effect of brake
5. using brake-by-wire mode, it is convenient for and the progress system integrations such as ABS, EBD.
Cool down 6. being recycled in friction plate assembly using cooling water to friction plate, water is effectively prevent to flow to road surface initiation
Traffic accident；Temperature acquisition is carried out using temperature sensor, constitutes closed-loop control system, it is effectively save to use water.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is schematic structural view of the invention.
Fig. 2 is schematic structural view of the invention.
Fig. 3 is main view of the present invention.
Fig. 4 is left view of the present invention.
Fig. 5 is partial structure diagram of the present invention.
Fig. 6 is partial structure diagram of the present invention.
Fig. 7 is partial structure diagram of the present invention.
Fig. 8 is partial structure diagram of the present invention.
Fig. 9 is partial structure diagram of the present invention.
Figure 10 is the driven electromagnetic disc structural schematic diagram of the present invention.
Figure 11 is the driven electromagnetic disc structural schematic diagram of the present invention.
Figure 12 is nut assembly structural schematic diagram of the present invention.
Figure 13 is bending clamping support schematic diagram of the present invention.
Figure 14 is friction plate assembly partial structure diagram of the present invention.
Figure 15 is brake drum structure schematic diagram of the present invention.
Figure 16 is upper elbow lever bearing structure illustration of the present invention.
Figure 17 is control system schematic illustration of the present invention.
In figure, 1- bending support base, 101- inlet channel hole, 102- water outlet hole, 103- guide groove, 2- brake drum, 201-
End cap, the left friction plate assembly of 3-, 301- heat sink assembly, 302- floor, 303- support plate, 304- support plate lid, 305- strip
Friction plate, 306- friction plate, the right friction plate assembly of 4-, 5- nut assembly, the upper push plate of 501-, push plate under 502-, 503- nut, 6-
Driven electromagnetic disc, 7- return spring group, 8- active electromagnetic disc, 9- retaining ring, 10- upper elbow lever support, 11- lower elbow lever support, 12-
One toggle link, the second toggle link of 13-, 14- third toggle link, the 4th toggle link of 15-, 16- water inlet pipe, 17- outlet pipe, 18- are connected to water pipe,
19- temperature sensor, 20- brake pedal sensor, 21- wheel speed sensors, 22- controller, 23- solenoid valve.
Specific embodiment
In order to clarify the technical characteristics of the invention, below by a specific embodiment, and in conjunction with attached drawing, to this
Scheme is illustrated.
A kind of electromagnetic type brake-by-wire device with heat sinking function, including bending support base 1, brake drum 2, left friction plate group
Part 3, right friction plate assembly 4, nut assembly 5, driven electromagnetic disc 6, return spring group 7, active electromagnetic disc 8, retaining ring 9, upper elbow lever
Support 10, lower elbow lever support 11, the first toggle link 12, the second toggle link 13, third toggle link 14, the 4th toggle link 15, water inlet pipe 16, water outlet
Pipe 17, connection water pipe 18, temperature sensor 19, brake pedal sensor 20, wheel speed sensors 21, controller 22, solenoid valve 23；
It is characterized by: the bending support base 1 is mounted on vehicle frame, lower end is provided with guide groove 103, for limiting upper elbow lever branch
The rotational freedom of seat 10, be moved forward and backward upper elbow lever support 10 can in guide groove 103；End cap on the brake drum 2
It is provided with spline notch and retaining ring notch on 201, is provided with ventilation opening in the support webs of brake drum 2；The driven electromagnetic disc 6 is logical
It crosses bearing to be mounted in end cap 201, driven electromagnetic disc 6 is threadedly coupled with nut assembly 5；Between driven electromagnetic disc 6 and end cap 201
Return spring group 7 is installed, for resetting when driven 6 end of braking of electromagnetic disc, and then driven electromagnetic disc 6 drives nut assembly 5
It resets；
There is directive slide track in 10 upper end of upper elbow lever support, is installed in the guide groove 103 of bending support base 1, makes it can
To be moved forward and backward in guide groove；10 left and right sides of upper elbow lever support are provided with respective slot, are respectively used to the first toggle link of installation
12 and second toggle link 13；10 lower end of upper elbow lever support is provided with card slot mouth, for install nut group 5 upper push plate 501 be inserted into
It is limited；
11 left and right sides of lower elbow lever support are provided with respective slot, are respectively used to installation third toggle link 14 and the 4th toggle link
15；11 upper end of lower elbow lever support is provided with card slot mouth, and the lower push plate 502 for installing nut assembly 5 is inserted into be limited；
The nut assembly 5 is made of upper push plate 501, lower push plate 502, nut 503, upper push plate 501, lower push plate 502 respectively and
Nut 503 is fixedly connected, and upper push plate 501 is mounted in the card slot mouth of upper elbow lever support 10, and lower push plate 502 is mounted on lower elbow lever branch
In the card slot mouth of seat 11；When driven electromagnetic disc 6 rotates, upper push plate 501, lower push plate 502 is driven to move back by screw-driven, in turn
It pushes upper elbow lever support 10, lower elbow lever support 11 to move back, and then drives the first toggle link 12, the second toggle link 13, third toggle link 14, the
Four toggle links 15 stretch outward, so that left friction plate assembly 3 and right friction component 4 be pushed to compress on the inside of 2 outer ring dome of brake drum
Frictional force is generated, and then generates braking；
The active electromagnetic disc 8 is connect with 201 spline of end cap, and retaining ring 9 is mounted in the retaining ring notch of end cap 201, and retaining ring 9 is used
It is moved axially in limitation active electromagnetic disc 8；Installation gap between the driven electromagnetic disc 6, active electromagnetic disc 8 is 0.5mm
~2mm；
The friction plate assembly includes heat sink assembly 301, floor 302, support plate 303, support plate lid 304, strip friction
Piece 305, friction plate 306；Heat sink assembly 301 is fixed on the medial surface of support plate 303, and floor 302 is fixed on support plate 303
Medial surface on, 303 lateral surface of support plate is provided with water-flowing trough and limbers, and support plate lid 304 is sealingly mounted at support plate 303
Lateral surface, friction plate 306 are fixed on the lateral surface of support plate lid 304, after strip friction plate 305 is mounted on support plate 303
On end face；
The water inlet pipe 16, outlet pipe 17 connect with interface on the pipeline on left friction plate assembly 3, right friction plate assembly 4 respectively
Connect, left friction plate assembly 3, right friction plate assembly 4 lower channel interface by connection water pipe 18 connect；The water inlet pipe 16
With solenoid valve 23 is in series in water tank connecting pipe road；
The temperature sensor 19, brake pedal sensor 20, wheel speed sensors 21, driven electromagnetic disc 6, active electromagnetic disc 8,
Solenoid valve 23 is electrically connected with controller 22, and the signal of acquisition is passed to control by brake pedal sensor 20, wheel speed sensors 21
Device 22 processed, controller 22 controls driven electromagnetic disc 6 according to control strategy, active electromagnetic disc 8 is attracted to transmit torque, torque
By control current control；
The temperature sensor 19 is mounted on the inside of left friction plate assembly 3, right friction plate assembly 4, and temperature sensor 19 will
The signal real-time delivery of acquisition controls solenoid valve 23 according to control strategy and works to controller 22, controller 22, to be used for flowing water
Cooling.
Friction plate is mounted in the driven electromagnetic disc 6, active electromagnetic disc 8.
Be machined with spline tooth in the active electromagnetic disc 8, for the spline processed in the end cap 201 on brake drum 2
Slot is adapted.
Electromagnetic coil is installed in the driven electromagnetic disc 6.
Electromagnetic coil is installed in the active electromagnetic disc 8.
The water inlet pipe 16, outlet pipe 17, connection water pipe 18 are rubber hose.
When vehicle braking, the signal of acquisition is passed to controller 22 by brake pedal sensor 20, wheel speed sensors 21, control
Device 22 processed controls driven electromagnetic disc 6 according to control strategy, active electromagnetic disc 8 is attracted to transmit torque, and torque is by control electricity
Flow control；Active electromagnetic disc 8 drives driven electromagnetic disc 6 to rotate, and driven electromagnetic disc 6 is by threaded drive nut component 5 along system
The axial direction of end cap 201 on dynamic drum 2 moves back, and the upper push plate 501 and lower push plate 502 on nut assembly 5 push upper elbow lever branch respectively
Seat 10, lower elbow lever support 11 move back, and upper elbow lever support 10 is moved back along the guide groove 103 of bending support base 1, and then drive toggle link
It stretches outward, realizes toggle link reinforcement, generate frictional force on the inside of friction plate assembly and braking counter hoop dome to push, in turn
Generate braking；By the signal real-time delivery of acquisition to controller 22, controller 22 controls temperature sensor 19 according to control strategy
Solenoid valve 23 works, to cool down for flowing water；
When end of braking, controller 22 disconnects the control electric current of driven electromagnetic disc 6, active electromagnetic disc 8, driven electromagnetic disc 6, active
Electromagnetic disc 8 is detached from, and return spring group 7 resets driven electromagnetic disc 6, and then driven electromagnetic disc 6 drives nut assembly 5 to reset, system
Power releases.
Although preferred embodiment of the invention is described in connection with figures above, the invention is not limited to above-mentioned
Specific embodiment, the above mentioned embodiment is only schematical, is not restrictive, the common skill of this field
Art personnel under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, can be with
Many forms are made, within these are all belonged to the scope of protection of the present invention.
Claims (6)
1. a kind of electromagnetic type brake-by-wire device with heat sinking function, including bending support base (1), brake drum (2), left friction plate
Component (3), right friction plate assembly (4), nut assembly (5), driven electromagnetic disc (6), return spring group (7), active electromagnetic disc
(8), retaining ring (9), upper elbow lever support (10), lower elbow lever support (11), the first toggle link (12), the second toggle link (13), third toggle link
(14), the 4th toggle link (15), water inlet pipe (16), outlet pipe (17), connection water pipe (18), temperature sensor (19), brake pedal
Sensor (20), wheel speed sensors (21), controller (22), solenoid valve (23)；It is characterized by: the bending support base
(1) it is mounted on vehicle frame, lower end is provided with guide groove (103) to be made for limiting the rotational freedom of upper elbow lever support (10)
Toggle link support (10) can be moved forward and backward in guide groove (103)；Spline is provided in end cap (201) on the brake drum (2)
Notch and retaining ring notch are provided with ventilation opening in the support webs of brake drum (2)；The driven electromagnetic disc (6) is pacified by bearing
On end cap (201), driven electromagnetic disc (6) is threadedly coupled with nut assembly (5)；Driven electromagnetic disc (6) and end cap (201) it
Between return spring group (7) are installed, be used for driven electromagnetic disc (6) end of braking when reset, and then driven electromagnetic disc (6) drive spiral shell
Female component (5) resets；
There is directive slide track in upper elbow lever support (10) upper end, is installed in the guide groove (103) of bending support base (1),
Allow to be moved forward and backward in guide groove；Upper elbow lever support (10) left and right sides are provided with respective slot, are respectively used to install
First toggle link (12) and the second toggle link (13)；Upper elbow lever support (10) lower end is provided with card slot mouth, for installing nut assembly (5)
Upper push plate (501) is to be limited；
Lower elbow lever support (11) left and right sides are provided with respective slot, are respectively used to installation third toggle link (14) and the 4th elbow
Bar (15)；Lower elbow lever support (11) upper end is provided with card slot mouth, for installing the lower push plate (502) of nut assembly (5) to be limited
Position；
The nut assembly (5) is made of upper push plate (501), lower push plate (502), nut (503), upper push plate (501), lower push plate
(502) it is fixedly connected respectively with nut (503), upper push plate (501) is mounted in the card slot mouth of upper elbow lever support (10), lower push plate
(502) it is mounted in the card slot mouth of lower elbow lever support (11)；When driven electromagnetic disc (6) rotates, above pushed away by screw-driven drive
Plate (501), lower push plate (502) move back, and then upper elbow lever support (10), lower elbow lever support (11) is pushed to move back, and then drive the
One toggle link (12), the second toggle link (13), third toggle link (14), the 4th toggle link (15) stretch outward, to push left friction plate
Component (3) and right friction component (4) compress and generate frictional force on the inside of the dome of brake drum (2) outer ring, and then generate braking；
The active electromagnetic disc (8) is connect with end cap (201) spline, and retaining ring (9) is mounted on the retaining ring notch of end cap (201)
In, retaining ring (9) is for limiting active electromagnetic disc (8) axial movement；Between the driven electromagnetic disc (6), active electromagnetic disc (8)
Installation gap be 0.5mm~2mm；
The friction plate assembly include heat sink assembly (301), floor (302), support plate (303), support plate lid (304),
Strip friction plate (305), friction plate (306)；Heat sink assembly (301) is fixed on the medial surface of support plate (303), floor
(302) it is fixed on the medial surface of support plate (303), support plate (303) lateral surface is provided with water-flowing trough and limbers, support plate lid
(304) it is sealingly mounted at the lateral surface of support plate (303), friction plate (306) is fixed on the lateral surface of support plate lid (304),
Strip friction plate (305) is mounted on the rear end face of support plate (303)；
The water inlet pipe (16), outlet pipe (17) respectively with the pipeline on left friction plate assembly (3), right friction plate assembly (4)
The connection of upper interface, left friction plate assembly (3), right friction plate assembly (4) lower channel interface pass through connection water pipe (18) connection；
Solenoid valve (23) are in series in the water inlet pipe (16) and water tank connecting pipe road；
The temperature sensor (19), brake pedal sensor (20), wheel speed sensors (21), driven electromagnetic disc (6), actively
Electromagnetic disc (8), solenoid valve (23) are and controller (22) electrical connection, brake pedal sensor (20), wheel speed sensors (21) will
The signal of acquisition passes to controller (22), and controller (22) controls driven electromagnetic disc (6), active electromagnetic disc according to control strategy
(8) it is attracted to transmit torque, torque is by control current control；
The temperature sensor (19) is mounted on the inside of left friction plate assembly (3), right friction plate assembly (4), temperature sensing
Device (19) gives the signal real-time delivery of acquisition controller (22), and controller (22) controls solenoid valve (23) work according to control strategy
Make, to cool down for flowing water.
2. a kind of electromagnetic type brake-by-wire device with heat sinking function as described in claim 1, it is characterised in that: it is described from
Dynamic electromagnetic disc (6), active electromagnetic disc are mounted on friction plate on (8).
3. a kind of electromagnetic type brake-by-wire device with heat sinking function as described in claim 1, it is characterised in that: the master
It is machined with spline tooth on dynamic electromagnetic disc (8), for being adapted with the spline processed in the end cap (201) on brake drum (2).
4. a kind of electromagnetic type brake-by-wire device with heat sinking function as described in claim 1, it is characterised in that: it is described from
Electromagnetic coil is installed on dynamic electromagnetic disc (6).
5. a kind of electromagnetic type brake-by-wire device with heat sinking function as described in claim 1, it is characterised in that: the master
Electromagnetic coil is installed on dynamic electromagnetic disc (8).
6. a kind of electromagnetic type brake-by-wire device with heat sinking function as described in claim 1, it is characterised in that: it is described into
Water pipe (16), outlet pipe (17), connection water pipe (18) are rubber hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910026191.1A CN109469691A (en) | 2019-01-11 | 2019-01-11 | A kind of electromagnetic type brake-by-wire device with heat sinking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910026191.1A CN109469691A (en) | 2019-01-11 | 2019-01-11 | A kind of electromagnetic type brake-by-wire device with heat sinking function |
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|---|---|
| CN109469691A true CN109469691A (en) | 2019-03-15 |
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|---|---|---|---|
| CN201910026191.1A Pending CN109469691A (en) | 2019-01-11 | 2019-01-11 | A kind of electromagnetic type brake-by-wire device with heat sinking function |
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Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN109114135A (en) * | 2018-11-09 | 2019-01-01 | 山东交通学院 | A kind of electromagnetic type line traffic control electronic brake |
| CN109163037A (en) * | 2018-11-09 | 2019-01-08 | 山东交通学院 | A kind of composite electronic mechanical brake |
| CN209354558U (en) * | 2019-01-11 | 2019-09-06 | 山东交通学院 | A kind of electromagnetic type brake-by-wire device with heat sinking function |
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| GB339505A (en) * | 1929-12-17 | 1930-12-11 | Bendix Perrot Brakes Ltd | Improvements in or relating to vehicle brakes |
| GB432194A (en) * | 1932-12-21 | 1935-07-22 | Bendix Aviat Corp | Improvements in or relating to brakes |
| GB439894A (en) * | 1934-06-13 | 1935-12-13 | Automotive Prod Co Ltd | Improvements in or relating to braking systems for motor vehicles |
| CH194621A (en) * | 1938-01-28 | 1937-12-15 | Trachsel Ernst | Brake adjustment device. |
| GB594191A (en) * | 1945-07-28 | 1947-11-05 | John Blain Hunt | Improvements connected with brakes |
| CN1276312A (en) * | 2000-07-19 | 2000-12-13 | 济南交通高等专科学校 | Boosting-type wheel brake |
| CN102182771A (en) * | 2011-03-22 | 2011-09-14 | 杨胜军 | Linkage outer expansion type drum brake |
| CN103644217A (en) * | 2013-12-10 | 2014-03-19 | 山东交通学院 | Toggle-rod-boosted electromechanical brake |
| CN204371991U (en) * | 2015-01-04 | 2015-06-03 | 重庆电讯职业学院 | Drum brake |
| CN105065520A (en) * | 2015-07-28 | 2015-11-18 | 华南理工大学 | Drum brake cooled through heat pipes |
| CN206206440U (en) * | 2016-12-02 | 2017-05-31 | 山东交通学院 | A kind of automatic continuous adjustable drum brake in gap |
| CN208057763U (en) * | 2018-03-19 | 2018-11-06 | 梁芳文 | Brake actuator |
| CN109099085A (en) * | 2018-11-09 | 2018-12-28 | 山东交通学院 | A kind of cuniform increase power formula brake-by-wire device |
| CN109114135A (en) * | 2018-11-09 | 2019-01-01 | 山东交通学院 | A kind of electromagnetic type line traffic control electronic brake |
| CN109163037A (en) * | 2018-11-09 | 2019-01-08 | 山东交通学院 | A kind of composite electronic mechanical brake |
| CN209354558U (en) * | 2019-01-11 | 2019-09-06 | 山东交通学院 | A kind of electromagnetic type brake-by-wire device with heat sinking function |
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Application publication date: 20190315 |